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NS EN ISO 20227 : 2017

Current

Current

The latest, up-to-date edition.

WATER QUALITY - DETERMINATION OF THE GROWTH INHIBITION EFFECTS OF WASTE WATERS, NATURAL WATERS AND CHEMICALS ON THE DUCKWEED SPIRODELA POLYRHIZA - METHOD USING A STOCK CULTURE INDEPENDENT MICROBIOTEST (ISO 20227:2017)

Published date

31-10-2017

Committee
K 153
DocumentType
Standard
PublisherName
Norwegian Standards (Norges Standardiseringsforbund)
Status
Current

Standards Relationship
ISO 20227:2017 Identical
EN ISO 20227:2017 Identical

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